#appDev{
  .mk1{
    width: 100%;
    height: 680px;
    background: url("https://djmaftersales.oss-cn-shenzhen.aliyuncs.com/zjhpro/maomi/banner_app.png") no-repeat center center;
    background-size: cover;
    min-width: 1400px;
    margin: 0 auto 68px;
    .litbox{
      width: 1200px;
      height: 100%;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      justify-content: center;
      padding-top: 50px;
      box-sizing: border-box;
      .title{
        font-weight: bold;
        font-size: 46px;
        color:#fff;
        line-height: 70px;
      }
      .miaosu{
        color:#fff;
        font-size: 20px;
        line-height: 40px;
        margin-top: 20px;
        margin-bottom: 60px;
      }
      .line{
        width: 175px;
        height: 4px;
        margin-bottom: 70px;
        background: #ffd545;
      }
      .btn{
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        padding-left: 150px;
        a{
          text-decoration: none;
          width: 180px;
          height: 58px;
          border: 1px solid #fff;
          text-align: center;
          border-radius: 30px;
          font-size: 20px;
        }
        a:nth-child(1){
          color:#fff;
          font-weight: bold;
          line-height: 58px;
          margin: 0 50px 0 100px;
        }
        a:nth-child(2){
          color:#fff;
          font-size: 16px;
          padding-top: 5px;
          box-sizing: border-box;
        }
      }
    }

  }
  .mk2{
    text-align: center;
    min-width: 1400px;
    margin-bottom: 50px;
    .litbox{
      width: 1200px;
      margin: 0 auto;
    }
    .titles{
      font-size: 38px;
      color: #141414;
      font-weight: bolder;
    }
    .miaosu{
      color: #6b798e;
      letter-spacing: 3px;
      font-size: 14px;
      padding: 20px 0;
    }
    .nav{
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      padding: 0 100px;
      box-sizing: border-box;
      margin:50px auto 100px;
      li.txt{
        padding: 10px 24px;
        box-sizing: border-box;
        color:#999;
        border-radius: 6px;
        cursor: pointer;
      }
      li.txt.on{
        background: #0056ff;
        color: #fff;
      }
      li.line{
        width: 88px;
        height: 1px;
        background: #e5e5e5;
      }
    }
    .swiper1{
      width: 100%;
      img{
        display: block;
        width: 100%;
      }
    }
  }
  .mk3{
    width: 100%;
    height: 1000px;
    background: url("https://djmaftersales.oss-cn-shenzhen.aliyuncs.com/zjhpro/maomi/pic_app_2.png") no-repeat center center;
    background-size: cover;
    position: relative;
    a{
      width: 152px;
      line-height: 50px;
      background: #ffc306;
      -webkit-box-shadow: 0 9px 12px 0 rgba(255,213,69,.39);
      box-shadow: 0 9px 12px 0 rgba(255,213,69,.39);
      border-radius: 2px;
      text-align: center;
      font-size: 16px;
      font-weight: bolder;
      color: #fff;
      position: absolute;
      top: 554px;
      left: calc(50% - 600px);
      cursor: pointer;
      text-decoration: none;
    }
  }
  .mk4{
    padding: 120px 0;
    box-sizing: border-box;
    min-width: 1400px;
    text-align: center;
    .title{
      font-size: 38px;
      color: #141414;
      font-weight: bolder;
    }
    .miaosu{
      color: #6b798e;
      letter-spacing: 3px;
      margin-top: 12px;
      margin-bottom: 80px;
    }
    img{
      display: block;
      width: 1200px;
      margin: 0 auto 30px;
    }
    a{
      display: block;
      width: 222px;
      line-height: 50px;
      background: #ffc306;
      -webkit-box-shadow: 0 9px 12px 0 rgba(255,213,69,.39);
      box-shadow: 0 9px 12px 0 rgba(255,213,69,.39);
      border-radius: 2px;
      text-align: center;
      font-size: 16px;
      font-weight: bolder;
      color: #fff;
      margin: 0 auto;
      cursor: pointer;
      box-sizing: border-box;
      text-decoration: none;
    }
  }
  .mk5{
    width: 100%;
    height:940px;
    border-bottom: 147px solid #0d1323;
    background: #fff url(https://djmaftersales.oss-cn-shenzhen.aliyuncs.com/zjhpro/maomi/pic_bg_bottom_1.png) 50%;
    background-size: cover;
    padding-top: 100px;
    box-sizing: border-box;
    position: relative;
    .icontitle{
      width: 175px;
      display: block;
      margin: 0 auto 80px;
      img{
        display: block;
        width: 100%;
      }
    }
    .bg{
      width: 1254px;
      display: block;
      margin: 0 auto;
    }
    form{
      width: 960px;
      background: #fff;
      position: absolute;
      left: calc(50% - 480px);
      top: 350px;
      border-radius: 5px;
      -webkit-box-shadow: 0 11px 13px 0 rgba(0,0,0,.5);
      box-shadow: 0 11px 13px 0 rgba(0,0,0,.5);
      padding: 35px 188px;
      line-height: 1.4;
      box-sizing: border-box;
      .title{
        margin-left: -8px;
        font-size: 30px;
        font-weight: bolder;
        letter-spacing: 0;
      }
      .lititle{
        font-size: 18px;
        color: #6b798e;
        margin: 6px 0 16px;
        letter-spacing: 2px;
      }
      >.inp{
        -webkit-box-flex: 1;
        -ms-flex: 1;
        flex: 1;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        position: relative;
        background: #fff;
        -webkit-box-shadow: 0 5px 15px 0 rgba(0,0,0,.09);
        box-shadow: 0 5px 15px 0 rgba(0,0,0,.09);
        border-radius: 6px;
        padding: 18px 30px;
        box-sizing: border-box;
        margin-bottom: 20px;
        input,textarea{
          width: 100%;
          height:100%;
          border:none;
          background: none;
          font-size: 15px;
          outline: none;
          color: #565656;
        }
        textarea{
          height: 120px;
        }
      }
      .leftright{
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        >div{
          display: flex;
          position: relative;
          background: #fff;
          -webkit-box-shadow: 0 5px 15px 0 rgba(0,0,0,.09);
          box-shadow: 0 5px 15px 0 rgba(0,0,0,.09);
          border-radius: 6px;
          padding: 18px 30px;
          box-sizing: border-box;
          margin-bottom: 20px;
        }
        >div:nth-child(1){
          width: 430px;
          input{
            width: 100%;
            height:100%;
            border:none;
            background: none;
            font-size: 15px;
            outline: none;
            color: #565656;
          }
        }
        >div:nth-child(2){
          width: 144px;
          position: relative;
          .value{
            text-align: center;
            line-height: 58px;
            display: flex;
            flex-direction: row;
            align-items: center;
            justify-content: center;
          }
          select{
            width: 100%;
            height:100%;
            border:none;
            outline: none;
            option{
              width: 100%;
              height: 30px;
            }
          }
        }
      }
      .selectSubmit{
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        .left{
          width: 430px;
          display: flex;
          position: relative;
          background: #fff;
          -webkit-box-shadow: 0 5px 15px 0 rgba(0,0,0,.09);
          box-shadow: 0 5px 15px 0 rgba(0,0,0,.09);
          border-radius: 6px;
          padding: 18px 30px;
          box-sizing: border-box;
          select{
            outline: none;
            border:none;
            color:#4571ff;
            font-size: 16px;
            cursor: pointer;
          }
        }
        button{
          width: 144px;
          background: #4571ff;
          -webkit-box-shadow: 0 5px 9px 0 rgba(0,0,0,.09);
          box-shadow: 0 5px 9px 0 rgba(0,0,0,.09);
          border-radius: 6px;
          color: #fff;
          text-align: center;
          cursor: pointer;
          border:none;
          height: 58px;
          margin: 0 ;
          font-size: 16px;
        }
      }
    }
  }
}
